At Grizzly Gym, every member of our staff of instructors is both fully certified to teach, and additionally has significant in-ring experience.

Most of our instructors have held national championships; the head instructor has competed more than 170 times in over a dozen countries around the world. And the difference that level of experience makes in the instruction you receive is priceless. There is just no substitute for that amount of "hands-on" knowledge!

Head Instructor - Mike Martelle

Mike Martelle is Grizzly Gym's Master Instructor of Yang T'ai Chi Ch'uan, Muay Thai, Northern Shaolin Kung Fu, and Pankration Athlima.
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Raymond Königs

Raymond Königs is a certified Kru Suuan (Expert Instructor) of Muay Thai, with extensive in-ring experience and success in Muay Thai, amateur MMA, Shuai Jiao, and Submission Wrestling.

Colin Knowles

Colin Knowles is a certified Sifu (Instructor) of three styles of Chinese martial arts: Northern Shaolin Kung Fu, Pa-Qua Ch'ang, and Tam T'ui. He is a 3-time Canadian Champion and placed 4th at the 2007 World Championships.

Cristina Restuccia

Cristina Restuccia is a certified Kru Yai (Senior Instructor) of Muay Thai, as well as an experienced full-contact fighter.

Andrew McKeown

Andrew McKeown is a certified Phu Chuai Kru Yai (Senior Assistant Instructor) of Muay Thai, with extensive teaching experience over the last several years.

James Potts

James Potts is a certified Kru Yai (Senior Instructor) of Muay Thai, as well as a black belt in Pankration and the 2008 Canadian PANCRASE lightweight champion.

Mike Domingo

Mike Domingo is a certified Kru Suuan (Expert Instructor) of Muay Thai, and remains undefeated as an amateur.

Melissa Whitfield Åslund

Melissa Whitfield Åslund is a certified Kru Yai (Senior Instructor) of Muay Thai, with extensive in-ring experience in both boxing and Muay Thai.